class XiyoujiRenwu {
    float height , weight;
    String head,ear;
    void speak(String s){
      System.out.println(s);
    }
}
public class Example4_1{
   public static void main (String args[]) {
     XiyoujiRenwu zhubajie;//声明对象
     zhubajie = new XiyoujiRenwu();//为对象分配变量（使用new和默认的构造方法）
   }
}

